8719462120

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{677}}^1\times {\mathrm{2161}}^1$

素因数の和:2998

約数の個数: 64

約数和(自身を含む): 19788786000

約数和(自身を除く): 11069323880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 677, 745, 1192, 1354, 1490, 2161, 2708, 2980, 3385, 4322, 5416, 5960, 6770, 8644, 10805, 13540, 17288, 21610, 27080, 43220, 86440, 100873, 201746, 321989, 403492, 504365, 643978, 806984, 1008730, 1287956, 1462997, 1609945, 2017460, 2575912, 2925994, 3219890, 4034920, 5851988, 6439780, 7314985, 11703976, 12879560, 14629970, 29259940, 58519880, 217986553, 435973106, 871946212, 1089932765, 1743892424, 2179865530, 4359731060, 8719462120]

約数ペア:

[(1, 8719462120), (2, 4359731060), (4, 2179865530), (5, 1743892424), (8, 1089932765), (10, 871946212), (20, 435973106), (40, 217986553), (149, 58519880), (298, 29259940), (596, 14629970), (677, 12879560), (745, 11703976), (1192, 7314985), (1354, 6439780), (1490, 5851988), (2161, 4034920), (2708, 3219890), (2980, 2925994), (3385, 2575912), (4322, 2017460), (5416, 1609945), (5960, 1462997), (6770, 1287956), (8644, 1008730), (10805, 806984), (13540, 643978), (17288, 504365), (21610, 403492), (27080, 321989), (43220, 201746), (86440, 100873)]